Final answer:
In the novel 'The Alchemist,' by Paulo Coelho, when the alchemist and the boy are both taken into the military camp, they meet a common enemy.
Step-by-step explanation:
In the novel 'The Alchemist,' by Paulo Coelho, when the alchemist and the boy are both taken into the military camp, they meet a common enemy.
In the story, the alchemist and the boy are on a journey to find a hidden treasure, but they encounter opposition in the form of an army. The army is a common enemy that the alchemist and the boy must face together.